Hex wrench



The file of this patent contains at least one drawing/photograph executed in color. Copies of this patent with colored drawing(s)/photograph(s) will be provided by the Office upon request and payment of the unnecessary fee.

1.1 is a right side view

1.2 is a rear view

1.3 is a perspective view

1.4 is a top view

1.5 is a front view

1.6 is a bottom view

1.7 is a left side view

The portions of the hex wrench shown by coloring form no part of the claimed design. 

CLAIM The ornamental design for a hex wrench, as shown and described. 